Pith Number

pith:PQSDUSYG

pith:2016:PQSDUSYGMP42GUAX3Z7SK3ZCC4

not attested not anchored not stored refs pending

Some Proof Derivations and Further Simulation Results for "Semidefinite Relaxation and Approximation Analysis of a Beamformed Alamouti Scheme for Relay Beamforming Networks"

Anthony Man-Cho So, Jiaxian Pan, Sissi Xiaoxiao Wu, Wing-Kin Ma

arxiv:1602.06500 v2 · 2016-02-21 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQSDUSYGMP42GUAX3Z7SK3ZCC4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:18:56.944034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c243a4b0663f9a35017de7f256f221721c2e94d7f95e597b1042598c18e1dee

Aliases

arxiv: 1602.06500 · arxiv_version: 1602.06500v2 · doi: 10.48550/arxiv.1602.06500 · pith_short_12: PQSDUSYGMP42 · pith_short_16: PQSDUSYGMP42GUAX · pith_short_8: PQSDUSYG

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/PQSDUSYGMP42GUAX3Z7SK3ZCC4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7c243a4b0663f9a35017de7f256f221721c2e94d7f95e597b1042598c18e1dee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ae3d97c4a32a80ad2a6012459ea9e7407f4c86c6312b508402959600595ffac",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-02-21T05:08:01Z",
    "title_canon_sha256": "5690be9a2d705617ec7178c961858cc23b5c98090498b07f86faf2b313072f3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.06500",
    "kind": "arxiv",
    "version": 2
  }
}